Pennsylvania, colonial and federal : a history, 1608-1903 . inWestern Maryland, in 1838 or 1839. In June. 1839, this furnace,which w^as built by the Georges Creek Company, was makingabout 70 tons per week of good foundry iron. Other furnacessoon afterwards used coke, particularly in Western Pennsylvania,but its use as a furnace fuel did not come rapidl\- into favor, andmany experiments with it were attended with loss. Anthracitecoal was the faxorite blast-furnace fuel next to charcoal. It wasnot until after 1850 that the use of coke began t(^ exert an appre-ciable influence u])()n the manufact


Pennsylvania, colonial and federal : a history, 1608-1903 . inWestern Maryland, in 1838 or 1839. In June. 1839, this furnace,which w^as built by the Georges Creek Company, was makingabout 70 tons per week of good foundry iron. Other furnacessoon afterwards used coke, particularly in Western Pennsylvania,but its use as a furnace fuel did not come rapidl\- into favor, andmany experiments with it were attended with loss. Anthracitecoal was the faxorite blast-furnace fuel next to charcoal. It wasnot until after 1850 that the use of coke began t(^ exert an appre-ciable influence u])()n the manufacture of pig iron. In 1849 there 38- Pennsylvania Colonial and Federal was not one coke furnace in l)last in Pennsylvania. In 1856 therewere twenty-one furnaces in Pennsylvania and three in Marylandwhich were using coke or were adapted to its use, and their totalproduction in that year was 44,481 gross tons of pig iron. After1856 the use of this fuel in the blast furnace increased in Pennsyl-vania and was extended to other States, but it was not until 1869. Map of Forts Washington and Henry Clay, Cumberland County From original in the War Department at Wash-ington, a photo of which is in possession of theHistorical Society of Dauphin County, Penn-sylvania that the country made more pig iron with coke than with char-coal, and not until 1875 ^^^^ ^^ made more than with 1901 fully fifteen-sixteenths of the countrys total productionof pig iron was made with coke, either by itself or in combinationwith anthracite coal, raw bituminous coal, or charcoal. Pennsyl-vania produces more coke than all the other States. Its Connells-ville coke has a world-wide reputation. The use of raw bituminous coal, or uncoked coal, in the blastfurnace, which has never been an important factor in the manu- 382 Natural Resources factiire of pig iron in this country, and which is now virtuallyabandoned, has been chiefly confined to the Shenango and Mahon-ing vallevs in Pennsylvania and Ohio, re


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Keywords: ., bookcentury1900, bookdecade1900, bookidpennsylvania, bookyear1903